/*
 * Board support file for OMAP4430 SDP.
 *
 * Copyright (C) 2009 Texas Instruments
 *
 * Author: Santosh Shilimkar <santosh.shilimkar@ti.com>
 *
 * Based on mach-omap2/board-3430sdp.c
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/usb/otg.h>
#include <linux/spi/spi.h>
#include <linux/i2c/twl.h>
#include <linux/mfd/twl6040.h>
#include <linux/gpio_keys.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/fixed.h>
#include <linux/leds.h>
#include <linux/leds_pwm.h>
#include <linux/platform_data/omap4-keypad.h>
#include <linux/usb/musb.h>

#include <asm/hardware/gic.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include "common.h"
#include "omap4-keypad.h"
#include <linux/wl12xx.h>
#include <linux/platform_data/omap-abe-twl6040.h>

#include "soc.h"
#include "mux.h"
#include "mmc.h"
#include "hsmmc.h"
#include "control.h"
#include "common-board-devices.h"
#include "dss-common.h"

#define ETH_KS8851_IRQ			34
#define ETH_KS8851_POWER_ON		48
#define ETH_KS8851_QUART		138
#define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO	184
#define OMAP4_SFH7741_ENABLE_GPIO		188

#define GPIO_WIFI_PMENA		54
#define GPIO_WIFI_IRQ		53

static const int sdp4430_keymap[] = {
	KEY(0, 0, KEY_E),
	KEY(0, 1, KEY_R),
	KEY(0, 2, KEY_T),
	KEY(0, 3, KEY_HOME),
	KEY(0, 4, KEY_F5),
	KEY(0, 5, KEY_UNKNOWN),
	KEY(0, 6, KEY_I),
	KEY(0, 7, KEY_LEFTSHIFT),

	KEY(1, 0, KEY_D),
	KEY(1, 1, KEY_F),
	KEY(1, 2, KEY_G),
	KEY(1, 3, KEY_SEND),
	KEY(1, 4, KEY_F6),
	KEY(1, 5, KEY_UNKNOWN),
	KEY(1, 6, KEY_K),
	KEY(1, 7, KEY_ENTER),

	KEY(2, 0, KEY_X),
	KEY(2, 1, KEY_C),
	KEY(2, 2, KEY_V),
	KEY(2, 3, KEY_END),
	KEY(2, 4, KEY_F7),
	KEY(2, 5, KEY_UNKNOWN),
	KEY(2, 6, KEY_DOT),
	KEY(2, 7, KEY_CAPSLOCK),

	KEY(3, 0, KEY_Z),
	KEY(3, 1, KEY_KPPLUS),
	KEY(3, 2, KEY_B),
	KEY(3, 3, KEY_F1),
	KEY(3, 4, KEY_F8),
	KEY(3, 5, KEY_UNKNOWN),
	KEY(3, 6, KEY_O),
	KEY(3, 7, KEY_SPACE),

	KEY(4, 0, KEY_W),
	KEY(4, 1, KEY_Y),
	KEY(4, 2, KEY_U),
	KEY(4, 3, KEY_F2),
	KEY(4, 4, KEY_VOLUMEUP),
	KEY(4, 5, KEY_UNKNOWN),
	KEY(4, 6, KEY_L),
	KEY(4, 7, KEY_LEFT),

	KEY(5, 0, KEY_S),
	KEY(5, 1, KEY_H),
	KEY(5, 2, KEY_J),
	KEY(5, 3, KEY_F3),
	KEY(5, 4, KEY_F9),
	KEY(5, 5, KEY_VOLUMEDOWN),
	KEY(5, 6, KEY_M),
	KEY(5, 7, KEY_RIGHT),

	KEY(6, 0, KEY_Q),
	KEY(6, 1, KEY_A),
	KEY(6, 2, KEY_N),
	KEY(6, 3, KEY_BACK),
	KEY(6, 4, KEY_BACKSPACE),
	KEY(6, 5, KEY_UNKNOWN),
	KEY(6, 6, KEY_P),
	KEY(6, 7, KEY_UP),

	KEY(7, 0, KEY_PROG1),
	KEY(7, 1, KEY_PROG2),
	KEY(7, 2, KEY_PROG3),
	KEY(7, 3, KEY_PROG4),
	KEY(7, 4, KEY_F4),
	KEY(7, 5, KEY_UNKNOWN),
	KEY(7, 6, KEY_OK),
	KEY(7, 7, KEY_DOWN),
};
static struct omap_device_pad keypad_pads[] = {
	{	.name   = "kpd_col1.kpd_col1",
		.enable = OMAP_WAKEUP_EN | OMAP_MUX_MODE1,
	},
	{	.name   = "kpd_col1.kpd_col1",
		.enable = OMAP_WAKEUP_EN | OMAP_MUX_MODE1,
	},
	{	.name   = "kpd_col2.kpd_col2",
		.enable = OMAP_WAKEUP_EN | OMAP_MUX_MODE1,
	},
	{	.name   = "kpd_col3.kpd_col3",
		.enable = OMAP_WAKEUP_EN | OMAP_MUX_MODE1,
	},
	{	.name   = "kpd_col4.kpd_col4",
		.enable = OMAP_WAKEUP_EN | OMAP_MUX_MODE1,
	},
	{	.name   = "kpd_col5.kpd_col5",
		.enable = OMAP_WAKEUP_EN | OMAP_MUX_MODE1,
	},
	{	.name   = "gpmc_a23.kpd_col7",
		.enable = OMAP_WAKEUP_EN | OMAP_MUX_MODE1,
	},
	{	.name   = "gpmc_a22.kpd_col6",
		.enable = OMAP_WAKEUP_EN | OMAP_MUX_MODE1,
	},
	{	.name   = "kpd_row0.kpd_row0",
		.enable = OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN |
			OMAP_MUX_MODE1 | OMAP_INPUT_EN,
	},
	{	.name   = "kpd_row1.kpd_row1",
		.enable = OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN |
			OMAP_MUX_MODE1 | OMAP_INPUT_EN,
	},
	{	.name   = "kpd_row2.kpd_row2",
		.enable = OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN |
			OMAP_MUX_MODE1 | OMAP_INPUT_EN,
	},
	{	.name   = "kpd_row3.kpd_row3",
		.enable = OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN |
			OMAP_MUX_MODE1 | OMAP_INPUT_EN,
	},
	{	.name   = "kpd_row4.kpd_row4",
		.enable = OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN |
			OMAP_MUX_MODE1 | OMAP_INPUT_EN,
	},
	{	.name   = "kpd_row5.kpd_row5",
		.enable = OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN |
			OMAP_MUX_MODE1 | OMAP_INPUT_EN,
	},
	{	.name   = "gpmc_a18.kpd_row6",
		.enable = OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN |
			OMAP_MUX_MODE1 | OMAP_INPUT_EN,
	},
	{	.name   = "gpmc_a19.kpd_row7",
		.enable = OMAP_PULL_ENA | OMAP_PULL_UP | OMAP_WAKEUP_EN |
			OMAP_MUX_MODE1 | OMAP_INPUT_EN,
	},
};

static struct matrix_keymap_data sdp4430_keymap_data = {
	.keymap			= sdp4430_keymap,
	.keymap_size		= ARRAY_SIZE(sdp4430_keymap),
};

static struct omap4_keypad_platform_data sdp4430_keypad_data = {
	.keymap_data		= &sdp4430_keymap_data,
	.rows			= 8,
	.cols			= 8,
};

static struct omap_board_data keypad_data = {
	.id	    		= 1,
	.pads	 		= keypad_pads,
	.pads_cnt       	= ARRAY_SIZE(keypad_pads),
};

static struct gpio_led sdp4430_gpio_leds[] = {
	{
		.name	= "omap4:green:debug0",
		.gpio	= 61,
	},
	{
		.name	= "omap4:green:debug1",
		.gpio	= 30,
	},
	{
		.name	= "omap4:green:debug2",
		.gpio	= 7,
	},
	{
		.name	= "omap4:green:debug3",
		.gpio	= 8,
	},
	{
		.name	= "omap4:green:debug4",
		.gpio	= 50,
	},
	{
		.name	= "omap4:blue:user",
		.gpio	= 169,
	},
	{
		.name	= "omap4:red:user",
		.gpio	= 170,
	},
	{
		.name	= "omap4:green:user",
		.gpio	= 139,
	},

};

static struct gpio_keys_button sdp4430_gpio_keys[] = {
	{
		.desc			= "Proximity Sensor",
		.type			= EV_SW,
		.code			= SW_FRONT_PROXIMITY,
		.gpio			= OMAP4_SFH7741_SENSOR_OUTPUT_GPIO,
		.active_low		= 0,
	}
};

static struct gpio_led_platform_data sdp4430_led_data = {
	.leds	= sdp4430_gpio_leds,
	.num_leds	= ARRAY_SIZE(sdp4430_gpio_leds),
};

static struct led_pwm sdp4430_pwm_leds[] = {
	{
		.name		= "omap4:green:chrg",
		.pwm_id		= 1,
		.max_brightness	= 255,
		.pwm_period_ns	= 7812500,
	},
};

static struct led_pwm_platform_data sdp4430_pwm_data = {
	.num_leds	= ARRAY_SIZE(sdp4430_pwm_leds),
	.leds		= sdp4430_pwm_leds,
};

static struct platform_device sdp4430_leds_pwm = {
	.name	= "leds_pwm",
	.id	= -1,
	.dev	= {
		.platform_data = &sdp4430_pwm_data,
	},
};

static int omap_prox_activate(struct device *dev)
{
	gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 1);
	return 0;
}

static void omap_prox_deactivate(struct device *dev)
{
	gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 0);
}

static struct gpio_keys_platform_data sdp4430_gpio_keys_data = {
	.buttons	= sdp4430_gpio_keys,
	.nbuttons	= ARRAY_SIZE(sdp4430_gpio_keys),
	.enable		= omap_prox_activate,
	.disable	= omap_prox_deactivate,
};

static struct platform_device sdp4430_gpio_keys_device = {
	.name	= "gpio-keys",
	.id	= -1,
	.dev	= {
		.platform_data	= &sdp4430_gpio_keys_data,
	},
};

static struct platform_device sdp4430_leds_gpio = {
	.name	= "leds-gpio",
	.id	= -1,
	.dev	= {
		.platform_data = &sdp4430_led_data,
	},
};
static struct spi_board_info sdp4430_spi_board_info[] __initdata = {
	{
		.modalias               = "ks8851",
		.bus_num                = 1,
		.chip_select            = 0,
		.max_speed_hz           = 24000000,
		/*
		 * .irq is set to gpio_to_irq(ETH_KS8851_IRQ)
		 * in omap_4430sdp_init
		 */
	},
};

static struct gpio sdp4430_eth_gpios[] __initdata = {
	{ ETH_KS8851_POWER_ON,	GPIOF_OUT_INIT_HIGH,	"eth_power"	},
	{ ETH_KS8851_QUART,	GPIOF_OUT_INIT_HIGH,	"quart"		},
	{ ETH_KS8851_IRQ,	GPIOF_IN,		"eth_irq"	},
};

static int __init omap_ethernet_init(void)
{
	int status;

	/* Request of GPIO lines */
	status = gpio_request_array(sdp4430_eth_gpios,
				    ARRAY_SIZE(sdp4430_eth_gpios));
	if (status)
		pr_err("Cannot request ETH GPIOs\n");

	return status;
}

static struct regulator_consumer_supply sdp4430_vbat_supply[] = {
	REGULATOR_SUPPLY("vddvibl", "twl6040-vibra"),
	REGULATOR_SUPPLY("vddvibr", "twl6040-vibra"),
};

static struct regulator_init_data sdp4430_vbat_data = {
	.constraints = {
		.always_on	= 1,
	},
	.num_consumer_supplies	= ARRAY_SIZE(sdp4430_vbat_supply),
	.consumer_supplies	= sdp4430_vbat_supply,
};

static struct fixed_voltage_config sdp4430_vbat_pdata = {
	.supply_name	= "VBAT",
	.microvolts	= 3750000,